Appendic es 73
Appendix E: Troubleshooting, continued
TV Channels
Symptom Remarks
1. The TV ta kes several seconds to respond to
channel changes.
• It is normal for digital channels to take longer to tune in.
•
Press ENTER after a entering channel numbe r to avoid delays.
• Use a 4-digit number for an over-the-air digital channel.
• Use a 6-digit number for digital cable ch annels if your cable
service is able to recognize 6-digit c hannel numbers.
2. You cannot access a channel. • Use num ber keys instead of CH / .
• Be sure the channel you want to view is in memory. See
Setup > Scan in chapter 5, “TV Menu Setting s.”
• Check that the TV is switched to the correct device or
antenna for that channel by pressing the INPUT button.
• Make sure Channel Lock is off.
• Make sure the Lock > Parent menu lock is set to off.
• If you cannot tune to a virtual digital channel even though
the TV has already memorized digital c hannels, tune to the
physical channel number used by the broadcaste r. The
virtual channel will then be automatically ad ded to memory.
General TV Oper ation
Symptom Remarks
1. A fan is running even while th e TV is powered
off.
The room is too warm. When the TV is off, internal comp onents
continue to draw power and must be cooled by the fan.
2. The TV re mote control does not work. • Check that the ba tteries are fresh and installed correctly.
• Check that the slide switch on the remote is set to TV.
•
Be no more than 20 feet from the TV when using the rem ote
control.
• Program the remote control to operate the TV or other
device.
• Reset the remote control.
3. When I try to us e the remote control, the
POWER key blinks five times.
Replace the batteries.
4. TV doe s not respond to the remote control or
to front panel control and TV will not power
on or off.
Use the System Reset button.
5. When a device is sele cted from the Input
Selection menu, the screen is blue (no signal
source).
• Make sure the selected device is turned on.
• Begin play of the VCR.
6.
You have forgotten your Lock menu pass code.
See Appendix B, Bypassing the Parental Lo ck.
7. Rating restric tions are not working. Open the Parental Lock menu and:
• Verify that the U.S. Ratings or Other Ratings setting is O n.
• Check the Lock Time/Unlock Time to check if ratin g restric-
tions are disabled.
• Rating restrictions apply only to content on ANT 1 and A NT
2, INPUT 1–3.
8. On-scre en displays appear each time you
change a function.
Normal TV operation.
9. A warning mess age appeared on screen
stating, “TV will shut down in a few seconds.
Please check if the air flow is blocked.”
• Room temperature has exceeded proper levels. Cool the
room.
• The TV has overheated. Clear blocked air vents and e nsure
at least four inches of clearance on all side s of the TV.
• Clean the air filter on the lamp cartridge.